Rostislav

• Username: 2★kai4u
• Country:  Russia
• Student/Professional:Student
• Institution:Saint Petersburg National Research University of Information Technologies, Mechanics and Optics
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

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No. of Contests Participated: 1

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1577? (+77)RatingProvisional
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October Mega Cook-Off 2018 Division 2(2018-10-22 00:00:02)

Global Rank:   172

Cheated in:   

Ratings System Update

(2018-10-22 00:00:02)

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1577? (-54)RatingProvisional
Rating i Provisional Rating, click to know more

October Mega Cook-Off 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   172

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

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Contests (1)

October Mega Cook-Off 2018 Division 2

Ada and the Staircase, Pumping Water

Total Problems Solved: 2